Home / 6,779.34-10,171.64-2,618.19

Finding the Fourth Proportional to 6,779.34, 10,171.64 and 2,618.19

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Solution

The fourth proportional to 6,779.34, 10,171.64 and 2,618.19 is: 3,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.34 : 10,171.64 = 2,618.19 : x
  2. Step 2: Convert to fraction form
    6,779.34/10,171.64 = 2,618.19/x
  3. Step 3: Cross multiply
    6,779.34x = 10,171.64 × 2,618.19
  4. Step 4: Simplify right side
    6,779.34x = 26,631,273.04
  5. Step 5: Solve for x
    x = 26,631,273.04/6,779.34
  6. Step 6: Final answer
    x = 3,928.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.